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- STBPI can supply Dog Bones. Depending on customer requirements of quality and price, we can offer the right product quality to meet your application. These products are widely used in Electrical Industries.
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- PRODUCT DESCRIPTION
- This product is based on UL recognized heat-resistant resin and reinforced by non-alkali glass fiber or non-alkali glass cloth. Its thermal index is H.
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- FEATURES & BENEFITS High-temperature resistance High mechanical strength Good corrosion and moisture resistance
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- TYPICAL APPLICATIONS
- 1 Swallowtail spacer of class H dry transformer
- 2 Shape available: T shape supporting brace, H and I shape bar. Dog Bone.
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- TYPICAL PROPERTIES
- No Item Unit Standard
- 1 Appearance - Smooth surface, no air bubble and crack
- 2 Density g/cm3 1.75-1.95
- 3 Water absorption % ≤0.5
- 4 Mold shrinking rate % ≤0.15
- 5 Heat distortion temperature(1.8Mpa) ºC ≥240
- 6 Impact strength (free beam, no gap) KJ/m2 ≥90
- 7 Bending strength MPa ≥260
- 8 Insulated (Normal state) Ω ≥1.0×1013
- (Immersed in water for 24h) ≥1.0×1012
- 9 Electric strength (immersed in transformer oil in 90ºC) MV/m ≥12.0
- 10 Dielectric loss factors:(1MHZ) - ≤0.015
- 11 Relative dielectric constant (1MHZ) - ≤4.8
- 12 Arc resistance S ≥180
- 13 Proof tracking index(PTI) - ≥600
- 14 Flame Rating class FV0
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